Hemenway Trust Hemenway Trust’s Aon AON Stock Holding History

Hemenway Trust Hemenway Trust’s Portfolio AON Stock Details AON Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2025 Q3	–	Sell	-590	Closed	-$210K	–	126
2025 Q2	$210K	Sell	590 -34	-5%	-$12.3K	0.02%	121
2025 Q1	$249K	Hold	624	–	–	0.02%	111
2024 Q4	$224K	Buy	624 +24	+4%	+$8.82K	0.02%	115
2024 Q3	$208K	Buy	+600	New	+$196K	0.02%	132
2024 Q2	–	Sell	-750	Closed	-$250K	–	130
2024 Q1	$250K	Sell	750 -100	-12%	-$31K	0.02%	123
2023 Q4	$247K	Hold	850	–	–	0.02%	118
2023 Q3	$276K	Hold	850	–	–	0.03%	116
2023 Q2	$293K	Hold	850	–	–	0.03%	116
2023 Q1	$268K	Hold	850	–	–	0.03%	116
2022 Q4	$255K	Hold	850	–	–	0.03%	121
2022 Q3	$228K	Hold	850	–	–	0.03%	122
2022 Q2	$229K	Sell	850 -50	-6%	-$14.4K	0.03%	119
2022 Q1	$293K	Hold	900	–	–	0.03%	116
2021 Q4	$271K	Hold	900	–	–	0.02%	125
2021 Q3	$257K	Hold	900	–	–	0.03%	124
2021 Q2	$215K	Hold	900	–	–	0.02%	137
2021 Q1	$207K	Buy	+900	New	+$198K	0.02%	126
2016 Q2	–	Sell	-2,012	Closed	-$210K	–	120
2016 Q1	$210K	Buy	+2,012	New	+$189K	0.06%	119
2015 Q3	–	Sell	-2,012	Closed	-$201K	–	209
2015 Q2	$201K	Buy	+2,012	New	+$201K	0.05%	172

Other funds holding AON

Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return

BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return

Capital World Investors Los Angeles, California $733B AUM 35.63% 1-Year Est. Return

State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return

Massachusetts Financial Services Boston, Massachusetts $298B AUM 21.96% 1-Year Est. Return

Morgan Stanley New York $1.66T AUM 25.57% 1-Year Est. Return

Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return

Berkshire Hathaway Omaha, Nebraska $263B AUM 16.68% 1-Year Est. Return

Bank of New York Mellon New York $544B AUM 28.31% 1-Year Est. Return

Dodge & Cox San Francisco, California $182B AUM 14.68% 1-Year Est. Return

Hemenway Trust Hemenway Trust's AON Position: Q3 2025 in Review

Hemenway Trust Hemenway Trust sold out of Aon (AON) in Q3 2025, closing a stake of 590 shares — an estimated $210K sold.

Hemenway Trust Hemenway Trust first reported a position in AON in Q2 2015 and held it in 19 quarters. The position peaked at $293K in Q2 2023. 1,248 funds tracked by Wall St. Rank hold AON as of Q3 2025.

Hemenway Trust Hemenway Trust reported no remaining Aon position as of Q3 2025 after selling out during the quarter.
Hemenway Trust Hemenway Trust sold 590 Aon shares in Q3 2025, an estimated $210K.
Hemenway Trust Hemenway Trust first reported a position in Aon in Q2 2015 and held it in 19 quarters.
Hemenway Trust Hemenway Trust's Aon position peaked at $293K in Q2 2023.
1,248 funds tracked by Wall St. Rank held Aon as of Q3 2025.

Based on Hemenway Trust Hemenway Trust's 13F filing for Q3 2025, filed 7 Nov 2025.